Home / 18,424.37-27,613.46-7,882.01

Finding the Fourth Proportional to 18,424.37, 27,613.46 and 7,882.01

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Solution

The fourth proportional to 18,424.37, 27,613.46 and 7,882.01 is: 11,813.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,424.37 : 27,613.46 = 7,882.01 : x
  2. Step 2: Convert to fraction form
    18,424.37/27,613.46 = 7,882.01/x
  3. Step 3: Cross multiply
    18,424.37x = 27,613.46 × 7,882.01
  4. Step 4: Simplify right side
    18,424.37x = 217,649,528.44
  5. Step 5: Solve for x
    x = 217,649,528.44/18,424.37
  6. Step 6: Final answer
    x = 11,813.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.